* {
  margin: 0;
  padding: 0;
}
body {
  background: url(./img/wall.png);
}
main {
  position: relative;
  height: 100vh;
}
.main {
  position: absolute;
  bottom: 50%;
  left: 50%;
  transform: translate(-50%, 50%);
  text-align: center;
}
.search {
  display: flex;
  justify-content: center;
  align-items: center;
  margin-bottom: 46px;
}
.search .bingIcon {
  width: 30px;
  height: 30px;
  fill: currentColor;
  overflow: hidden;
}
.search > form {
  width: 560px;
  height: 38px;
  border-radius: 6px;
  box-shadow: 0 2px 3px rgba(0, 0, 0, 0.2);
  overflow: hidden;
  margin: 0 15px;
}
.search > form > input {
  background: none;
  outline: none;
  box-sizing: border-box;
  border: 0;
  background-color: white;
  float: left;
  padding: 0 20px;
}
.search > form > input:first-child {
  width: 522px;
  height: 100%;
  font-size: 16px;
}
.search > form > input:last-child {
  height: 38px;
  width: 38px;
  padding: 6px;
}

.search > form .bingIcon {
  width: 1em;
  height: 1em;
  vertical-align: -0.15em;
  fill: currentColor;
  overflow: hidden;
  border: 1px solid red;
}

.keyBoard {
  background: rgba(120, 120, 120, 0.2);
  border-radius: 10px;
  padding: 24px;
  min-width: 920px;
}
.key {
  margin: 10px;
  display: inline-block;
  border-radius: 8px;
  width: 72px;
  height: 69px;
  background-color: #000;
  box-shadow: 2px 2px 2px rgba(0, 0, 0, 0.5);
  user-select: none;
}
.text {
  display: inline-block;
  font-size: 22px;
  font-family: "Arial Rounded", Helvetica, Arial, sans-serif;
  color: #fff;
  padding-top: 4px;
  line-height: 20px;
}
.icon {
  display: inline-block;
  width: 16px;
  height: 16px;
  padding: 0 27px;
}
.key > button {
  display: none;
  border: none;
  outline: none;
  float: left;
  color: #666666;
  font-size: 12px;
  text-align: center;
  background-color: #f5f5f5;
  text-decoration: none;
  cursor: pointer;
  -webkit-transition-duration: 0.4s;
  transition-duration: 0.4s;
  border-radius: 2px;
  padding: 2px 6px;
  margin: 0 18px;
}
.key:hover > button {
  display: inline-block;
}
button:hover {
  color: black;
  background-color: white;
}
